Local Calling Guide

Area code/prefix search

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Williamsport, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
240-366 A MNRVMDMODS1  7421 AT&T LOCAL 240      
240-366 0   876D ONVOY, LLC - MD 240   2016-09-13   
240-366 1   071F BANDWIDTH.COM CLEC, LLC - MD 240   2010-09-04   
240-366 2   876D ONVOY, LLC - MD 240   2016-09-13   
240-366 3   2589 US LEC OF MARYLAND, INC. 240   2011-09-19   
240-366 4   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 240   2014-07-15   
240-366 5   071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-06-06   
240-366 6   071F BANDWIDTH.COM CLEC, LLC - MD 240   2016-09-19   
240-366 7   071F BANDWIDTH.COM CLEC, LLC - MD 240   2008-12-04   
240-366 8   071F BANDWIDTH.COM CLEC, LLC - MD 240   2006-08-22   
240-366 9   7421 AT&T LOCAL 240      
240-985 A   7575 CENTURYLINK COMMUNICATIONS LLC 240      
240-985 0   073H TELNYX LLC 240   2017-08-08   
240-985 1   2593 CORE COMMUNICATIONS, INC. - MD 240   2018-06-17   
240-985 2   2765 LUMOS NETWORKS OF WEST VIRGINIA INC. - WV 240   2017-11-02   
240-985 3   2593 CORE COMMUNICATIONS, INC. - MD 240   2018-06-17   
240-985 4   2593 CORE COMMUNICATIONS, INC. - MD 240   2018-06-17   
240-985 6   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2018-03-19   
240-985 7   7575 CENTURYLINK COMMUNICATIONS LLC 240   2016-12-16   
240-985 8   876D ONVOY, LLC - MD 240   2020-01-06   
240-985 9   876D ONVOY, LLC - MD 240   2020-01-06   
301-223 A WLPTMDWPRS2  9212 VERIZON MARYLAND, INC. 240      
301-223 0   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2016-10-16   
301-223 1   9212 VERIZON MARYLAND, INC. 240      
301-223 2   9212 VERIZON MARYLAND, INC. 240      
301-223 3   2593 CORE COMMUNICATIONS, INC. - MD 240   2004-03-28   
301-223 4   9212 VERIZON MARYLAND, INC. 240      
301-223 5   9212 VERIZON MARYLAND, INC. 240      
301-223 6   9212 VERIZON MARYLAND, INC. 240      
301-223 7   9212 VERIZON MARYLAND, INC. 240      
301-223 8   9212 VERIZON MARYLAND, INC. 240      
301-223 9   9212 VERIZON MARYLAND, INC. 240      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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